Computer-based mobile phone handset



FIG. 1 is a front/left/top perspective view of a computer-based mobile phone handset showing the new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof; and,

FIG. 7 is a top view thereof. 

The ornamental design for a computer-based mobile phone handset, as shown and described. 